{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:6AVZHAPBP2WUPDINTITT67EPWA","short_pith_number":"pith:6AVZHAPB","canonical_record":{"source":{"id":"2208.05104","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-08-10T01:52:59Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"6d8f1707056860e59582be742b296f7c91f832f7f6162df51480e4af2ec99dfd","abstract_canon_sha256":"06776fe36b90f649a335f9b0443d2baa98d5b55741eb139ae1edf0808d597e0a"},"schema_version":"1.0"},"canonical_sha256":"f02b9381e17ead478d0d9a273f7c8fb03dc8aee50c4a72369497cdbaefe4d017","source":{"kind":"arxiv","id":"2208.05104","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.05104","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"arxiv_version","alias_value":"2208.05104v1","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.05104","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"pith_short_12","alias_value":"6AVZHAPBP2WU","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"pith_short_16","alias_value":"6AVZHAPBP2WUPDIN","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"pith_short_8","alias_value":"6AVZHAPB","created_at":"2026-07-05T04:47:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:6AVZHAPBP2WUPDINTITT67EPWA","target":"record","payload":{"canonical_record":{"source":{"id":"2208.05104","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-08-10T01:52:59Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"6d8f1707056860e59582be742b296f7c91f832f7f6162df51480e4af2ec99dfd","abstract_canon_sha256":"06776fe36b90f649a335f9b0443d2baa98d5b55741eb139ae1edf0808d597e0a"},"schema_version":"1.0"},"canonical_sha256":"f02b9381e17ead478d0d9a273f7c8fb03dc8aee50c4a72369497cdbaefe4d017","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:47:32.335953Z","signature_b64":"zImR21Q5b5CAG6E4paMi9f6pk7ZGS+0XOjgVgpLtmdBZkihMI8H54mV5H9AhSFdxyrnaMvHbLDojPDev+BG5CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f02b9381e17ead478d0d9a273f7c8fb03dc8aee50c4a72369497cdbaefe4d017","last_reissued_at":"2026-07-05T04:47:32.335490Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:47:32.335490Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2208.05104","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:47:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dlM+o7E6YQZnMm1yA+Kp7Luzv/i/SJZCDO+FTyJZxEIK/AZ5pDenyRU1ozBVIz9mBs3WBEojR0mBN7PIp10BAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-23T11:56:37.622129Z"},"content_sha256":"454843ca2cbe2866e32657ee6909f03525b372aa6f19ec0d68f58f5e98684bd7","schema_version":"1.0","event_id":"sha256:454843ca2cbe2866e32657ee6909f03525b372aa6f19ec0d68f58f5e98684bd7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:6AVZHAPBP2WUPDINTITT67EPWA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Silicon photonic devices for scalable quantum information applications","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Guangcan Guo, Jianwei Wang, Lantian Feng, Ming Zhang, Xiaogang Qiang, Xiaoqi Zhou, Xifeng Ren","submitted_at":"2022-08-10T01:52:59Z","abstract_excerpt":"With high integration density and excellent optical properties, silicon photonics is becoming a promising platform for complete integration and large-scale optical quantum information processing. Scalable quantum information applications need photon generation and detection to be integrated on the same chip, and we have seen that various devices on the silicon photonic chip have been developed for this goal. This paper reviews the relevant research results and state-of-the-art technologies on the silicon photonic chip for scalable quantum applications. Despite the shortcomings, properties of s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.05104","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2208.05104/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:47:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hjlkv8b0QeZ1c8mcr4o8uQp+XWUhf0Bce/U/Hh9/xRmZ8AIwrsdDsaokLx9ki0tEEw/NgqyV7R1x0ImsXEPeAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-23T11:56:37.622522Z"},"content_sha256":"b240aea9f9162b171bc8c9d350d6d8003eb6a5f2fe1f75eadd4a0a89fcccc268","schema_version":"1.0","event_id":"sha256:b240aea9f9162b171bc8c9d350d6d8003eb6a5f2fe1f75eadd4a0a89fcccc268"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6AVZHAPBP2WUPDINTITT67EPWA/bundle.json","state_url":"https://pith.science/pith/6AVZHAPBP2WUPDINTITT67EPWA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6AVZHAPBP2WUPDINTITT67EPWA/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-23T11:56:37Z","links":{"resolver":"https://pith.science/pith/6AVZHAPBP2WUPDINTITT67EPWA","bundle":"https://pith.science/pith/6AVZHAPBP2WUPDINTITT67EPWA/bundle.json","state":"https://pith.science/pith/6AVZHAPBP2WUPDINTITT67EPWA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6AVZHAPBP2WUPDINTITT67EPWA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:6AVZHAPBP2WUPDINTITT67EPWA","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"06776fe36b90f649a335f9b0443d2baa98d5b55741eb139ae1edf0808d597e0a","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-08-10T01:52:59Z","title_canon_sha256":"6d8f1707056860e59582be742b296f7c91f832f7f6162df51480e4af2ec99dfd"},"schema_version":"1.0","source":{"id":"2208.05104","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.05104","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"arxiv_version","alias_value":"2208.05104v1","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.05104","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"pith_short_12","alias_value":"6AVZHAPBP2WU","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"pith_short_16","alias_value":"6AVZHAPBP2WUPDIN","created_at":"2026-07-05T04:47:32Z"},{"alias_kind":"pith_short_8","alias_value":"6AVZHAPB","created_at":"2026-07-05T04:47:32Z"}],"graph_snapshots":[{"event_id":"sha256:b240aea9f9162b171bc8c9d350d6d8003eb6a5f2fe1f75eadd4a0a89fcccc268","target":"graph","created_at":"2026-07-05T04:47:32Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2208.05104/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With high integration density and excellent optical properties, silicon photonics is becoming a promising platform for complete integration and large-scale optical quantum information processing. Scalable quantum information applications need photon generation and detection to be integrated on the same chip, and we have seen that various devices on the silicon photonic chip have been developed for this goal. This paper reviews the relevant research results and state-of-the-art technologies on the silicon photonic chip for scalable quantum applications. Despite the shortcomings, properties of s","authors_text":"Guangcan Guo, Jianwei Wang, Lantian Feng, Ming Zhang, Xiaogang Qiang, Xiaoqi Zhou, Xifeng Ren","cross_cats":["physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-08-10T01:52:59Z","title":"Silicon photonic devices for scalable quantum information applications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.05104","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:454843ca2cbe2866e32657ee6909f03525b372aa6f19ec0d68f58f5e98684bd7","target":"record","created_at":"2026-07-05T04:47:32Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"06776fe36b90f649a335f9b0443d2baa98d5b55741eb139ae1edf0808d597e0a","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-08-10T01:52:59Z","title_canon_sha256":"6d8f1707056860e59582be742b296f7c91f832f7f6162df51480e4af2ec99dfd"},"schema_version":"1.0","source":{"id":"2208.05104","kind":"arxiv","version":1}},"canonical_sha256":"f02b9381e17ead478d0d9a273f7c8fb03dc8aee50c4a72369497cdbaefe4d017","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f02b9381e17ead478d0d9a273f7c8fb03dc8aee50c4a72369497cdbaefe4d017","first_computed_at":"2026-07-05T04:47:32.335490Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:47:32.335490Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zImR21Q5b5CAG6E4paMi9f6pk7ZGS+0XOjgVgpLtmdBZkihMI8H54mV5H9AhSFdxyrnaMvHbLDojPDev+BG5CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:47:32.335953Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.05104","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:454843ca2cbe2866e32657ee6909f03525b372aa6f19ec0d68f58f5e98684bd7","sha256:b240aea9f9162b171bc8c9d350d6d8003eb6a5f2fe1f75eadd4a0a89fcccc268"],"state_sha256":"44ece6bf3b335445fa1470110f2c43fdd17e1a7fec82d6e53fdc15addb390e5e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rygVbhwooWfXiQA/ypIbxiBXME5gbUvScGWmb/b8Tjos+RvxcWw9JEtq/o+Itx22OIsdec2JNNp69kOgEquBBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-23T11:56:37.624631Z","bundle_sha256":"ef643e0d973e2e0ff495231833555a975230378b9d6e20b784624b5fe63dba5b"}}